## Sets

**INTERVAL**:

- General set with low Lebesgue constant: [.m]
- Extended Chebyshev: [.m]
- Gauss-Legendre-Lobatto (Fekete points in the interval): [.m]

**SIMPLEX**:

- General set with low Lebesgue constant: [.m] (last update: Jan 08, 2017, old version: [.m]).
- General set with low Lebesgue constant and Gauss-Legendre-Lobatto distribution on the side: [.m]
- General set with high absolute value of the Vandermonde matrix, i.e. (quasi-) Fekete points: [.m]
- Symmetric set with low Lebesgue constant: [.m]
- Weakly Admissible Mesh: [.m]

- For a comparison on several sets see also: [html].
- You may find useful the M-file for the evaluation of the Vandermonde matrix w.r.t. Dubiner Legendre basis [.m].

**SQUARE**:

- General set with low Lebesgue constant: [.m] (last update: Jan 08, 2017, old version: [.m]).
- General set with high absolute value of the Vandermonde matrix, i.e. (quasi-) Fekete points: [.m]
- Padua-Jacobi points with low Lebesgue constant: [.m]
- Padua-Jacobi points with high absolute value of the Vandermonde matrix: [.m]
- Padua points: [.m]
- Almost minimal rules on the square (Legendre weight): [.m]

**DISK**:

- General set with low Lebesgue constant: [.m] (last update: Jan 08, 2017, old version: [.m]).
- General set with high absolute value of the Vandermonde matrix, i.e. (quasi-) Fekete points: [.m]
- Weakly Admissible Mesh: [.m]

- You may find useful the M-file for the evaluation of the Vandermonde matrix w.r.t. Koornwinder II basis: [.m]

**POLYGONS**: